There's oodles of different kinds of powers, some lethal and some harmless. Having obviously lethal powers has remarkably many downsides. Bad Powers, Bad People means the owners can't use them at all for fear of becoming killers, they tend to miss a lot when aimed at heroes, and they tend to corrupt or slowly kill them anyway. This can make the "wimps" with the power of Heart become surprisingly useful by using their "harmless" powers in surprisingly creative ways. One of which is using said harmless power in a horrifyingly lethal way. Examples of Lethal Harmless Powers include: